Home / 502,867.92-749,564.59-462,511.56

Finding the Fourth Proportional to 502,867.92, 749,564.59 and 462,511.56

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Solution

The fourth proportional to 502,867.92, 749,564.59 and 462,511.56 is: 689,410.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,867.92 : 749,564.59 = 462,511.56 : x
  2. Step 2: Convert to fraction form
    502,867.92/749,564.59 = 462,511.56/x
  3. Step 3: Cross multiply
    502,867.92x = 749,564.59 × 462,511.56
  4. Step 4: Simplify right side
    502,867.92x = 346,682,286,685.38
  5. Step 5: Solve for x
    x = 346,682,286,685.38/502,867.92
  6. Step 6: Final answer
    x = 689,410.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.